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Ruth
Koganti
Download Resume Format
Ruth
Koganti
ruth@gmail.com
(408)-680-9876
Work Status: US
Citizen
Experience:
18 years
Roles:
Dev Manager/Architect: 4 years
Solutions Architect: 3
years
System Administrator: 6 years
Pre-Sales engineer: 2 years
Unix Kernel Developer: 4
years
Domains: IT
infrastructure management (Development & Administration)
·
Virtualization.
VMware
·
Disaster
recovery, backups, Storage
·
Oracle,
SQL server, Exchange, AD, SharePoint, Unix, Windows
·
Unix
internals, Windows Internals
·
Languages:
.C#/.Net, Java, C++,Perl, Python
Technologies:
VMware 5 years
.Net, C#: 5 years
C/C++: 7 years
Oracle, SQL,PL/SQL: 6 years
Java: 2 years
Perl: 10 years
Education:
M.S Computer Science May '93
The Center for
Advanced Computer Studies
University of
Louisiana, Lafayette, LA.
B.E Computer
Science Aug '90
Mysore University,
India.
Projects Summary:
Ø As a lead architect
designed and implemented a DR product that protects and recovers VMware
hypervisor and physical servers. Product does automatic P2V and V2P conversion
Ø Specialize
in virtualization, IT infrastructure management, disaster recovery, backups and
storage
Ø Architected and Implemented
a private cloud using vCloud, vSphere.
Ø Worked
with backup and DR solutions for various applications including Exchange,
VMware ESX, Oracle, SharePoint, SQL Server, IIS and MySQL
Ø Specializing in DR/BCP/CDP
technologies. Worked with CDP
(Continuous Data Protection) products to implement near real time DR and
branch data consolidation solutions.
Ø 10+ years of Perl
scripting experience in automating and monitoring various tasks including
querying the status of backups in TSM database using Perl
scripts.
Ø Designed and implemented
several 24x7 High Availability Oracle based systems on Unix platforms including
Linux, Solaris, HP and AIX using RAC, HACMP, HP ServiceGaurd, Advanced
Replication/Streams, DataGaurd/Standby
Ø
As
a technical lead designed and successfully lead a team of 15 engineers in deploying
a worlds largest in-house paging systems in New York Stock Exchange (NYSE) trading floor. Designed a
distributed database system with Oracle Advanced Replication. (Oracle 8.0.5, Solaris, Advanced Replication )
Ø Successfully lead a team of
40 engineers and managers in migrating a document management system of
Department of Education (DOE) involving several Unix and windows systems from
various locations to datacenter in Dallas.
Ø
Designed
and implemented a MC-Service guard based Oracle database HA server for Hewlett
Packard companies internal billing system. (MC Service Guard, Oracle 8i,
HP9000, HP-UX 11.1)
Ø Broad range of technical
knowledge ranging from UNIX kernel development to Oracle and Unix
administration to application development
Ø Knowledge of internals of
Windows and Linux
|
Virtualization
Technologies
VMware
ESX 5.0, 4x, 3X , ESXi, RCLI,vCLI,
PowerCLI , Citrix Xen, HyperV
Physical
To Virtual (P2V ) conversion
|
Data center/Infrastructure
Disaster
Recovery, Backup Management
Server/Storage
Migrations
|
|
Cloud
OpenStack
Amazon
EC2, S3, , EBS, SalesForce.com
Storage/File Systems
VSS, iSCSI, VMFS,
Ext3, vCloud
|
Languages
C, C++, Java, C#
Perl ,Python,
PHP, JavaScript, PowerShell
Bash, Ksh, csh,
Sed, Awk
SQL, PL/SQL
Perl
5.6, 5.8, mod_perl, DBI, OO Perl, Expect, GD, Perl/TK.,
Developed own modules. Active Perl,
|
|
Internet
Technologies:
Flash,
Apex, Flex, PHP, Apache, CGI, mod_perl, HTML, XML, SOAP, Web Services,
Jakarta, Servlets, JSP,DHTML
|
Microsoft Technologies
.NET, ASP.NET, C#,
SharePoint 2007/2010
SQL Seever 2005, 2008, MS
Exchange 2003, 2007
Active Directory/AD
|
|
Backup and Disaster
Recovery
CDP,
Replication,
VERITAS
NetBackup
Backup
Exec
Tivoli Storage
Manager (TSM)
CA Xosoft
|
Operating Systems
AIX 3.x 4.x, 5.x,
Solaris 2.6,2.7, 2.8,SunOS
HP-UX 9.x, 10,x,
1.x
Linux 2.x Kernel,
Red Hat 4.5
Windows
95/98/NT/2000
|
|
Internet
Technologies:
Java
script, XML, ASP.NET, Apache, CGI, mod_perl,
L, XML, SOAP, Web Services,
Jakarta, Servlets, JSP,DHTML
|
RDBMS
Oracle 7.x, 8i,
9i,10.2, 11
RAC clusters,
Oracle Replication, Standby
PostgreSQL, SQL
Server 2000
DB2, MySQL, Data
Warehouse
Erwin,
Spotlight,
|
|
High Availability
HP MC Service
Guard,MS Clustering,
IBM HACMP, 9i
RAC, Oracle Replication, Oracle Data Guard, Stand By
|
GUI technologies
.NET, QT
|
Technical Skills
EXPERIENCE:
Architect
InMage
Systems, Jan
2007- August 2011
InMage Systems is a leading software
vendor in the space of disaster recovery solutions. As hands on technical manager,
architect and product manager, I have taken the company’s top selling product
from initiation to development to release to winning a partnership with the top
DR solution provider. Based on CDP (Continuous Data Protection), product
captures and replicates changed data in near real time to the remote site.
I wear multiple hats in company ranging
from architect to technical manager to product management.
·
Lead
a team to implement a DR product that protects and recovers VMware hypervisor
as well as physical servers. Product replicates
both physical and virtual machines to a secondary target DR VMware ESX server.
Product includes P2V (physical to virtual, Bare Metal Recovery BMR), V2P solutions
to protect physical machines to a remote DR virtual machine by automatically
converting a physical machine to a virtual machine on a VMware ESX server.
After initial proof of concept research, lead a team in productizing the
solution (C#, C++, Perl, VMware)
·
Based
on .NET, C# developed a GUI application that discovers SharePoint 2007, 2010
server farm automatically and configures the Disaster Recovery setup
automatically. (SharePoint Class Library, C#, .NET, Visual Studio 2008,
ASP.NET, Web parts )
·
Developed
shell scripts to perform automatic discovery, failover and failback
functionality for Oracle 10g, 9i on AIX, Linux platforms using the core
product.
·
Worked
on providing DR solutions for Exchange, SQL server, Active directory.
·
Analyze
the market space and come up with the list of prioritized feature for future
releases. Taking in to consideration of various
factors such as customer feedback, product strengths and weaknesses, market
direction, competition, identify various features that would give the best ROI
for the company.
Accomplishments: Personally responsible for initiating, architecting and implementing
and naming the product that provides unified DR solution for VMware vSphere and
physical servers. It is the best-selling product of the company as of today.
Independent
Consultant/Architect Dec
2005 – Aug 2006
Client:
Polaris Wireless Santa Clara, USA
www.polariswireless.com
As a technical lead and project
manager, lead a team of engineers in India
(Oracle 10g,
MySQL 5.1, C++, ODBC, Perl,
Solaris 8 )
Client:
Commonwealth Health Corporation. KY, USA
As a Sr. solutions architect/Sr Oracle
DBA successfully implemented new 10.2 RAC on a windows cluster using EMC SAN
storage and Veritas Net Backup. Assignment involves Installing, configuring,
and testing the RAC system along with the Oracle Application Servers and Active
directory servers. System is used by oracle portal and other applications that are
used by staff and doctors in the hospital as well as patients. (Oracle 10g/10.2 RAC, ASM, RMAN, Windows 2003, Veritas Net Backup 6.x,DataGaurd)
Systems
Architect Jan2001
– Dec2005
Affiliated
Computer Services, Dallas , TX ,USA
Job Profile:
As Technical Lead/solutions
architect Digital Imaging group, responsible for storage and backups of the
multi client production databases. Oracle databases are used in image storage
and retrieval applications for various banks. ACS DIS is a multi client data center
environment hosing mostly digital imaging related systems and applications.
Duties and Activities in the Job:
·
Support
various 24x7 production database systems. Sizes of these databases range from
400GB to 20GB
·
Backup
and restorations of databases using Tivoli Storage Manager (TSM/ADSM)
·
Perform
periodic DR exercises for all of the clients.
·
Help
with sales team in reviewing the RFPs to clients.
Major Accomplishments:
·
Responsible
for maintaining the backup and restore of several oracle database systems of a
multi client data center using TSM. Optimized the TSM performance to
parallelize the writes to fit the backup of several database within the backup
windows. Automated the monitoring and querying of the TSM using Perl scripts. (TSM
4.x, 5.x, AIX 4.x, 5.x, pSeries, iSeries, Total
Storage 3584 Tape Library)
·
Responsible
for increasing the service level to all of our clients in the data center with
a implementation of a new proactive monitor system which prevented more than
200 outages so far. Instead of reacting to a problem, this pro-active
monitoring system alerts us of a potential situation by looking at various
application specific statistics. This system looks at custom application
specific stats and flags in oracle and alerts when they reach certain
thresholds. (Perl 5.8, DBI, Linux,
Oracle, Filenet3.5, Web Servers)
·
Manage HACMP based database system for Washington
Mutual Bank that holds more than 1 billion images of loan files. Filenet as
well as web applications use Oracle database that contains 400GB of data. (AIX
5.3, Oracle 9i, Filenet, HACMP, Shark SAN, TSM)
·
Designed
and implemented a performance monitoring system that identified the bottlenecks
and helps scan centers in improving the scan rates. This systems visually displays the flow of documents in Real-Time (Perl, DHTML,
Oracle)
Senior Systems Consultant. Jul 2000-Jan2001
Independent
Consultant (Ample Systems Inc)
CLIENT: McClain Industries, Temple, TX, USA
·
As
a performance consultant hired to identify and fix the performance problem on
order processing system achieved the following results.
1. Improved
the over all speed of the system by 200%.
2. Reduced
the receivables module's time from 40 minutes to 2 minutes.
(Previous consultants who were brought
in to solve the same performance problem couldn't identify the problem and
recommended rewriting the complete systems)
1.
Application
level
Involved looking at the java source
and optimizing JDK for multithreading system.
Worked on making the Java application
more scalable to take advantage of the 4 CPU SMP processor machine
2.
Oracle
Database Tuning.
Involved looking at performance issues
at Database level by looking at various statistics on the server.
3.
Unix system level.
Look for any performance issues on AIX
such as network and DISK IO issues and multithreading issues.
(
Oracle 8.1.6, Precise, JDK 1.2., Jprobe,
AIX 4.x ( 4CPU) )
CLIENT: JP systems, Dallas, TX, USA
·
Designed
and implemented fail-safe and distributed
database system for paging server
that serves all the internal pages on the trading floor of New
York Stock Exchange. Availability of the database is highly critical for
the broker communication on the trading floor. Involves replicating broker
tables of the production database system that handles on average about 200,000
transactions/8hous. System is designed to handle up to 2 million
transactions/8hours. Replicated tables have low number of transactions compared
to the rest of the schema. Replicated database is set up with two master sites
with asynchronous replication. ( Oracle
8.0.5, Solaris, Advanced Replication
)
·
Designed
and implemented a fail-safe standby database system for US Air force.
Application uses Oracle to store the meta data for 2000 GB of Image files. 5
geographically dispersed databases need to be replicated in a round robin
fashion to make the database highly available. Involves developing standby
scripts as well as scripts to replicate externally stored image files. (Oracle 8.0.5, SGI-Irix, Solaris 2.6, Oracle Stand
By.)
·
Developed
Pro*C based access routines for an existing Pro*c modules in a Wireless Gateway
server. ( Oracle 8.0.5, Pro*c )
Technical Sales Engineer Feb 2000 - Jul 2000
Inktomi
Corporation, Dallas, TX, USA
Job Profile:
Sell Inktomi’s caching/proxy
software with Sales managers.
-Present Inktomi's products and
solutions to the customers and explain how it benefits them
-Set up products on
customer’s facilities for Evaluation
Good
understanding of how the Internet backbone works. This involves understanding
of Backbone, Hosting, ISP and Content Distribution business. Targeted customers
are primarily web hosting companies like Exodus and Internet Service Providers
like America Online.
Sr systems
software Engineer( Kernel Development) Apr
95 – March 2000
Hewlett
Packard company,
Richardson , TX
Responsibilities:
SYSTEM SOFTWARE ENGINER (Development)
Hewlett
Packard company, Richardson ,
TX
Job Profile:
Work on improving the performance of NFS server
of HP-UX 10.x, 11.x releases.
Fix problems in networking modules of spp-ux and hp-ux operating systems.
Major Accomplishments:
·
As
part of a larger project managed the migration of networking modules of the SPP-UX operating system from Richardson Texas to the
HP-Bangalore, India Bangalore , India
·
As
triage engineer for V-2500 V-Class Unix server release team helped various
customers in installing HP-UX11.0 OS and various divers on 2500 machines.
Responsible for HP-UX 11.0 OS releases in local depots. Involves interacting
with internal customers in solving their problems related to V-2500 high-end
UNIX servers.
·
Hiview
- Network Management System
Lead a 3-member team to
port "Hiview" network management application for Hitachi-HS150
Ethernet-ATM switch from sunOS4.0 to HPUX9.x. C++, Motif, SNMP, MIB2, Virtual LANs.
·
Designed
and developed “Meta Data Cache" module as part of the NFS performance
booster for NFS servers, Jet Stream, which would increase the performance of a
hpux NFS server by 20 to 50%. (C, hp-ux10.x)
·
Performance
tune the SPP-UX operating system mainly in the areas of TCP/IP protocol suite
and NFS. (TCP/IP, NFS, C, SPP-UX, HP-UX)
MEMBER OF
TECHNICAL STAFF (Development) Aug
'93 - Apr '95
Advanced
Computing Systems Company, Los Angeles, CA, USA
Removable Media Manager
·
Designed
and developed User Interface in C using XmToolKit (Xmt/Motif/C/AIX).
·
Made
an initial study to implement a SCSI device driver for WindowsNT (WindowsNT)
High Performance NFS server
·
Involves
optimizing and making extensive changes to TCP/IP and NFS modules of the AIX
source code and setting up TCP/IP based networks for various experiments. (C,
TCP/IP, AIX, RS/6000)
File Storage Facility FSF/6000
·
Designed
and developed a communication daemon to transfer files between client cache and
a storage manager server. (9k Lines, C/AIX/RS6000)
·
Designed
System Management Interface Tool (SMIT) user interface screens and developed
shell scripts for the system management commands (Ksh/AIX/RS6000)
·
Developed
Installp/AIX format packages for various releases on AIX3.2 and AIX4.1.
(AIX/RS6000)
PROGRAMMER/ANALYST Jan '92 - May'93.
U.S.L Geology, University of Southwestern
Louisiana.
·
Designed
and implemented a 3D Visualization package to view 3d terrain maps, in color,
and to overlay thematic lines over the hill surfaces. The generated pictures
can be saved and retrieved from PCX files. The GUI was provided using OSF/Motif. (C++, Unix, Xt, Xlib).
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